root/BH13SPARQLBuilder/src/hozo/sparql/gui/TripleEditDialog.java @ 50

package hozo.sparql.gui;

import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JDialog;

import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.RDFNode;
import com.hp.hpl.jena.rdf.model.impl.ResourceImpl;

import javax.swing.JPanel;

import java.awt.Component;
import java.awt.GridBagLayout;
import java.awt.Dimension;
import javax.swing.JTextField;
import java.awt.GridBagConstraints;
import javax.swing.JLabel;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;

public class TripleEditDialog extends JDialog {

        /**
         * 
         */
        private static final long serialVersionUID = -8353265680791711240L;
        private RDFNode s;
        private RDFNode p;
        private RDFNode o;
        private Model model;
        private JPanel mainPanel = null;
        private JTextField subjectTextField = null;
        private JTextField propertyTextField = null;
        private JTextField objectTextField = null;
        private JLabel subjectLabel = null;
        private JLabel propertyLabel = null;
        private JLabel objectLabel = null;
        private JPanel buttonPanel = null;
        private JButton okButton = null;
        private JButton cancelButton = null;
        
        public boolean ok = false;
        
        public TripleEditDialog(RDFNode s, RDFNode p, RDFNode o, Model model){
                this.s = s;
                this.p = p;
                this.o = o;
                this.model = model;
                initialize();

                this.getSubjectTextField().setText(s.toString());
                this.getPropertyTextField().setText(p.toString());
                if (o != null){
                        this.getObjectTextField().setText(o.toString());
                }
                this.setModal(true);
        }
        
        public RDFNode getSubject(){
                if (s == null && this.getSubjectTextField().getText().isEmpty()){
                        return null;
                }

                if (s != null && s.toString().equals(this.getSubjectTextField().getText())){
                        return s;
                }
                
                return getRDFNodeFromString(this.getSubjectTextField().getText());
        }

        public RDFNode getProperty(){
                if (p == null && this.getPropertyTextField().getText().isEmpty()){
                        return null;
                }

                if (p != null && p.toString().equals(this.getPropertyTextField().getText())){
                        return p;
                }
                
                return getRDFNodeFromString(this.getPropertyTextField().getText());
        }

        public RDFNode getObject(){
                if (o == null && this.getObjectTextField().getText().isEmpty()){
                        return null;
                }
                
                if (o != null && o.toString().equals(this.getObjectTextField().getText())){
                        return o;
                }
                
                return getRDFNodeFromString(this.getObjectTextField().getText());
        }

        private RDFNode getRDFNodeFromString(String str){
                if (str.startsWith("http://")){
                        ResourceImpl ri = new ResourceImpl(str);
                        return ri;
                }
                
                return model.createLiteral(str);
                
        }

        /**
         * This method initializes this
         * 
         */
        private void initialize() {
                this.setSize(new Dimension(999, 157));
                this.setContentPane(getMainPanel());
        }
        /**
         * This method initializes mainPanel    
         *      
         * @return javax.swing.JPanel   
         */
        private JPanel getMainPanel() {
                if (mainPanel == null) {
                        GridBagConstraints gridBagConstraints6 = new GridBagConstraints();
                        gridBagConstraints6.gridx = 2;
                        gridBagConstraints6.fill = GridBagConstraints.HORIZONTAL;
                        gridBagConstraints6.gridy = 2;
                        GridBagConstraints gridBagConstraints5 = new GridBagConstraints();
                        gridBagConstraints5.gridx = 2;
                        gridBagConstraints5.gridy = 0;
                        objectLabel = new JLabel();
                        objectLabel.setText("Object");
                        GridBagConstraints gridBagConstraints4 = new GridBagConstraints();
                        gridBagConstraints4.gridx = 1;
                        gridBagConstraints4.gridy = 0;
                        propertyLabel = new JLabel();
                        propertyLabel.setText("Property");
                        GridBagConstraints gridBagConstraints3 = new GridBagConstraints();
                        gridBagConstraints3.gridx = 0;
                        gridBagConstraints3.gridy = 0;
                        subjectLabel = new JLabel();
                        subjectLabel.setText("Subject");
                        GridBagConstraints gridBagConstraints2 = new GridBagConstraints();
                        gridBagConstraints2.fill = GridBagConstraints.HORIZONTAL;
                        gridBagConstraints2.gridy = 1;
                        gridBagConstraints2.weightx = 1.0;
                        gridBagConstraints2.insets = new Insets(0, 10, 0, 10);
                        gridBagConstraints2.gridx = 2;
                        GridBagConstraints gridBagConstraints1 = new GridBagConstraints();
                        gridBagConstraints1.fill = GridBagConstraints.HORIZONTAL;
                        gridBagConstraints1.gridy = 1;
                        gridBagConstraints1.weightx = 1.0;
                        gridBagConstraints1.insets = new Insets(0, 10, 0, 10);
                        gridBagConstraints1.gridx = 1;
                        GridBagConstraints gridBagConstraints = new GridBagConstraints();
                        gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;
                        gridBagConstraints.gridy = 1;
                        gridBagConstraints.weightx = 1.0;
                        gridBagConstraints.insets = new Insets(0, 10, 0, 10);
                        gridBagConstraints.gridx = 0;
                        mainPanel = new JPanel();
                        mainPanel.setLayout(new GridBagLayout());
                        mainPanel.add(getSubjectTextField(), gridBagConstraints);
                        mainPanel.add(getPropertyTextField(), gridBagConstraints1);
                        mainPanel.add(getObjectTextField(), gridBagConstraints2);
                        mainPanel.add(subjectLabel, gridBagConstraints3);
                        mainPanel.add(propertyLabel, gridBagConstraints4);
                        mainPanel.add(objectLabel, gridBagConstraints5);
                        mainPanel.add(getButtonPanel(), gridBagConstraints6);
                }
                return mainPanel;
        }

        /**
         * This method initializes subjectTextField     
         *      
         * @return javax.swing.JTextField       
         */
        private JTextField getSubjectTextField() {
                if (subjectTextField == null) {
                        subjectTextField = new JTextField();
                        subjectTextField.setEditable(false);
                }
                return subjectTextField;
        }

        /**
         * This method initializes propertyTextField    
         *      
         * @return javax.swing.JTextField       
         */
        private JTextField getPropertyTextField() {
                if (propertyTextField == null) {
                        propertyTextField = new JTextField();
                }
                return propertyTextField;
        }

        /**
         * This method initializes objectTextField      
         *      
         * @return javax.swing.JTextField       
         */
        private JTextField getObjectTextField() {
                if (objectTextField == null) {
                        objectTextField = new JTextField();
                }
                return objectTextField;
        }

        /**
         * This method initializes buttonPanel  
         *      
         * @return javax.swing.JPanel   
         */
        private JPanel getButtonPanel() {
                if (buttonPanel == null) {
                        buttonPanel = new JPanel();
                        buttonPanel.setLayout(new BoxLayout(buttonPanel,  BoxLayout.LINE_AXIS));
                        buttonPanel.setAlignmentX(Component.RIGHT_ALIGNMENT);
                        buttonPanel.add(getOkButton());
                        buttonPanel.add(Box.createRigidArea(new Dimension(10, 10)));
                        buttonPanel.add(getCancelButton());
                }
                return buttonPanel;
        }

        /**
         * This method initializes okButton     
         *      
         * @return javax.swing.JButton  
         */
        private JButton getOkButton() {
                if (okButton == null) {
                        okButton = new JButton("OK");
                        okButton.addActionListener(new ActionListener() {
                                
                                @Override
                                public void actionPerformed(ActionEvent arg0) {
                                        ok = true;
                                        setVisible(false);
                                }
                        });
                }
                return okButton;
        }

        /**
         * This method initializes cancelButton 
         *      
         * @return javax.swing.JButton  
         */
        private JButton getCancelButton() {
                if (cancelButton == null) {
                        cancelButton = new JButton("CANCEL");
                        cancelButton.addActionListener(new ActionListener() {
                                
                                @Override
                                public void actionPerformed(ActionEvent e) {
                                        ok = false;
                                        setVisible(false);
                                }
                        });
                }
                return cancelButton;
        }
        
}  //  @jve:decl-index=0:visual-constraint="86,101"